At the start of a new year, many of us long for life-change. We look to programs and diets, exercise regimens and self-help books, resolutions and vows.  But what if the key to life-change lies in the power of a single question that you may have never asked yourself before? In this series James Emery White explores four of the most life-changing questions anyone could ever ask themselves. And how you answer each one will alter the entire trajectory of your life.